Nationalism is best described as
a. the political belief that a nation should have the right to run its own affairs and not be ruled by another power
c. the belief that a nation should follow in the footsteps of other western nations and adapt a political system of democracy
b. a strong sense of loyalty to an imperial nation
d. an ideal that focuses on joining government and religion

Some organisms have a large geographic range. for example, the norway rat lives on every continent except antarctica. a population of norway rats is the number of rats in one particular area. do you think it’s scientifically possible for a population of norway rats in north america to carry different genetic mutations than a population of norway rats in africa? do you think it’s possible that they carry some of the same mutations? what types of information can scientists learn by studying the genomes of these two populations of rats?